HK Instrument Enclosure, 3-1/2" Internal Diameter Round Body Double Port, Class I, II, III, BCDEFG, UL/CSA/FM, Cast Aluminum, Type 4,
Brand: Killark
Catalog ID: 2HKB
HK Series, 3-1/2" Internal Diameter Round Body Double Port, Class I, II, III, BCDEFG, UL/CSA/FM, Cast Aluminum, Type 4, Instrument Enclosure
- Compact round body instrument enclosure, double cover design for use with threaded screw covers to provide easy access to interior.
- The enclosure has two separate chambers for isolation between power and instrument.
- High strength, lighter weight, corrosion resistant copper free cast aluminum construction.
- Available with a blank or lens cover, flat or domed.
- Cover o-ring, Nitrile (BUNA-N) material, supplied standard for a Type 4X rating.
- Cast mounting lugs are standard on all boxes.
- Internal ground screw supplied on all boxes.
- Electrostatically applied gray powder epoxy/polyester finish on exterior of box.
- Box has offset feed-thru conduit openings (3/4” NPT ) on power side and one (3/4” NPT) on bottom instrument side.
Enclosures are explosion proof, dust/ignition proof, weather proof, and tamper resistant. HK Series boxes covers are cast from a copper-free aluminum alloy. Neoprene O-rings are provided with HK boxes to assure water resistance in NEMA 4/IP66 conditions.